Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Constant volume gas Bimetallic Mercury in glass Vapor pressure Constant volume gas Bimetallic Mercury in glass Vapor pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) V/nRT p/nRT nRT/P nRT/V V/nRT p/nRT nRT/P nRT/V ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Volumetric expansion Differential linear expansion Increase of pressure Increase of thermal conductivity Volumetric expansion Differential linear expansion Increase of pressure Increase of thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a composition measuring instrument? Hot wire anemometer Mass spectrometer Thermal conductivity cell Polarograph Hot wire anemometer Mass spectrometer Thermal conductivity cell Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an V-notch Cipolletti weir Rectangular weir Orifice meter V-notch Cipolletti weir Rectangular weir Orifice meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is never used as an element of industrial resistance thermometer? 30% iron + 70% nickel Nickel Copper Lead 30% iron + 70% nickel Nickel Copper Lead ANSWER DOWNLOAD EXAMIANS APP
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